@inproceedings{Polyakov:2013uT, author = "Polyakov, Ivan", title = "{B decays to charmonia at LHCb}", doi = "10.22323/1.186.0015", booktitle = "Proceedings of LHC on the March {\textemdash} PoS(IHEP-LHC)", year = 2013, volume = "186", pages = "015" }